Myprofile page now display user's favorites.
Add favorite button to the image show page.
User can now add images to their favorites from image show view.
Add styling to follows/following
Add number of count for follows/images/favorites on each tab.
User can unfavorite image from their profile page.
Fix problem where different image types of avatar don't show up.
Display count of followers following images. (change display instantly)
Fix jsroutes error.
Merge branch 'profile_favorite'

Conflicts:
	app/models/user.rb
	app/views/users/show.html.erb